Home / 25,152.85-34,710.73-13,667.66

Finding the Fourth Proportional to 25,152.85, 34,710.73 and 13,667.66

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Solution

The fourth proportional to 25,152.85, 34,710.73 and 13,667.66 is: 18,861.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.85 : 34,710.73 = 13,667.66 : x
  2. Step 2: Convert to fraction form
    25,152.85/34,710.73 = 13,667.66/x
  3. Step 3: Cross multiply
    25,152.85x = 34,710.73 × 13,667.66
  4. Step 4: Simplify right side
    25,152.85x = 474,414,455.99
  5. Step 5: Solve for x
    x = 474,414,455.99/25,152.85
  6. Step 6: Final answer
    x = 18,861.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.